AUTOMATIC TRANSMISSION 4 21 6 PLUG RING RIVET SPACER SPR NG STOP VALVE WASHER Transmission Pressure Regulator and Oil Pump Con t 87 88 RV1 2 MD8 86426 I9 1 16 RIVET OIL PUMP PRESS RLF BALL 85 86 CK1 12 3 M40 8623368 1 20 SPACER PRESS REG SPR I 87 88 RV1 2 3 M40 8623368 1 20 SPACER PRESS REG SPR 85 86 CK1 2 MD8 8634106 1 1 10 SPRING OIL PUMP PRESS RELIEF 85 86 CK1 2 MD8 8634378 1 87 SPRING OIL PUMP CONVR CLU VLV INNER 85 86 CK1 2 MD8 8634399 1 83 SPRING OIL PUMP CONVR CLU VLV OUTER 85 86 CK1 2 305F H 350L M MD8 86427 51 1 58 SPRING OIL PUMP PRESS REG 85 86 CK1 2 4 3N MD8 8642494 1 1 90 SPRING OIL PUMP PRESS REG VLV 85 86 CK1 2 6 2C MD8 8642751 1 58 SPRING OIL PUMP PRESS REG 85 86 CK1 2 3 M40 EXC JF9 8625648 1 3 05 SPRING OIL PUMP PRESS REG 85 C2 6 2J MD8 8642751 1 58 SPRING OIL PUMP PRESS REG 85 86 K2 6 2J MD8 8642751 1 58 SPRING OIL PUMP PRESS REG 87 88 RV1 2 MD8 8634106 1 1 10 SPRING OIL PUMP PRESS RELIEF A 87 88 RV1 2 MD8 8634378 1 87 SPRING OIL PUMP CONVR CLU VLV INNER 87 88 RV1 2 MD8 8634399 1 83 SPR NG OIL PUMP CONVR CLU VLV OUTER 87 88 RV1 2 MD8 8642751 1 58 SPRING OIL PUMP PRESS REG 87 R1 2 3 M40 8625648 1 3 05 SPRING OIL PUMP PRESS REG 87 88 V1 2 3 M40 8625648 1 3 05 SPRING OIL PUMP PRESS REG 88 R2 3 5 7K 6 2J 292T 350M 454W M40 8625648 1 3 05 SPRING OIL PUMP PRESS REG 88 R2 3 7 4N M40 W EXPORT NM8 8623090 1 1 70 SPRING PRESS REG 88 R2 3 7 4N M40 EXC NM8 EXPORT 8625648 1 3 05 SPRING OIL PUMP PRESS REG 85 86 CK1 2 MD8 8634705 1 71 STOP CONVR CLU VLV 87 B8 RV1 2 MD8 8634705 1 71 STOP CONVR CLU VLV 85 86 CK1 2 MD8 86340 31 1 4 55 VALVE OIL PUMP CONVR CLU 85 86 CK1 2 MD8 8637546 1 8 55 VALVE OIL PUMP PRESS REG 85 CK1 2 MD8 I 8634941 1 6 20 VALVE W BUSH OIL PUMP THROT VLV BOOST I 85 86 CK1 2 3 M40 EXC JF9 8625902 1 10 45 VALVE W BUSH REG BOOST 85 86 CK1 2 3 M40 86397 18 1 13 40 VALVE W PLUG PRESS REG 86 CK1 2 4 3N MD8 8647990 1 8 10 VALVE W BUSH PUMP CVR THROT VLV BOOST 87 88 RV1 2 MD8 8634031 1 4 55 VALVE OIL PUMP CONVR CLU 87 88 RV1 2 MD8 8637546 1 8 55 VALVE OIL PUMP PRESS REG 87 RV1 2 5 0H 5 7K 6 2C MD8 8647990 1 8 10 VALVE W BUSH PUMP CVR THROT VLV V BOOST 87 RV1 2 3 M40 8639718 1 13 40 VALVE W PLUG PRESS REG 87 88 R1 2 3 M40 5 7K 6 2 1 7 4N 292T 350M 8625902 1 10 45 VALVE W BUSH REG BOOST 87 88 R3 454W 8623915 1 10 60 VALVE W BUSH REG BOOST 87 88 V1 2 3 M40 8625902 1 10 45 VALVE W BUSH REG BOOST 88 RV1 2 MD8 8647990 1 8 10 VALVE W BUSH PUMP CVR THROT VLV BOOST 85 86 CK1 2 3 M40 8623039 1 39 WASHER OIL PUMP PRESS REG SPR RET V 87 88 RV1 2 3 M40 8623039 1 39 WASHER OIL PUMP PRESS REG SPR RET 4 224 BODY COVER PLUG RING ROTOR SCREEN SLEEVE SLIDE Transmission Oil Pump NOTE 1 2ND DES BUILT PRIOR TO JULIAN DATE 87040 3RD DES BUILT ON OR AFTER 87040 85 86 CK1 2 MD8 8649950 1 153 00 BODY PUMP 85 86 CK1 2 3 M40 8625954 1 N L BODY PUMP 85 86 C 1 MV4 8641590 1 N L BODY PUMP 87 88 RV1 2 MD8 8649964 1 248 00 BODY PUMP 87 88 RV1 2 3 M40 8625954 1 N L BODY PUMP 85 CK1 2 4 3N 305F H 350L M MD8 8667 83 1 273 00 COVER PUMP COMPL 85 CK1 2 6 2C MD8 8654313 1 205 00 COVER PUMP COMPL 85 86 CK1 2 3 M40 8625955 1 134 00 COVER PUMP 85 86 C1 MV4 14022147 1 N L COVER W RING OIL PUMP 85 C2 03 06 6 2J MD8 8647984 1 205 00 COVER PUMP COMPL 85 K2 03 06 6 2J MD8 8647984 1 205 00 COVER PUMP COMPL 86 CK1 2 305F H 350L M A 2 MD8 8667083 1 273 00 COVER PUMP COMPL 86 CK1 2 4 3N MD8 8654564 1 205 00 COVER PUMP COMPL 86 CK1 2 6 2C MD8 8667086 1 273 00 COVER PUMP COMPL 86 C107 03 4 3N MD8 W CALIF 86541564 1 205 00 COVER PUMP COMPL 1988 GENERALLMOTORS SERVICE PARTS 0PERATIONS LT TRUCK 52R L REV 1 88 4 45 4 216 4 224